Bolivian red howler vs Pallas's squirrel, Red-bellied tree squirrel

Alouatta sara compared with Callosciurus erythraeus

Key Differences

• Bolivian red howler is Near Threatened while Pallas's squirrel, Red-bellied tree squirrel is Not Evaluated.

Taxonomic Classification

Rank	Bolivian red howler	Pallas's squirrel, Red-bellied tree squirrel
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Primates (灵长目)	Rodentia (啮齿目)
Family	Atelidae	Sciuridae (Squirrels)
Genus	Alouatta	Callosciurus
Species	Alouatta sara	Callosciurus erythraeus

Evolutionary Relationship

Bolivian red howler and Pallas's squirrel, Red-bellied tree squirrel share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Bolivian red howler

NT — Near Threatened

Pallas's squirrel, Red-bellied tree squirrel

NE — Not Evaluated

Physical Characteristics

Attribute	Bolivian red howler	Pallas's squirrel, Red-bellied tree squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bolivian red howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pallas's squirrel, Red-bellied tree squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (China, Japan), Europe (8 countries), and South America (Argentina).

Bolivian red howler

The Bolivian red howler (Alouatta sara) is a species in the genus Alouatta. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.